code: def setUp(self):
      super().setUp()
      if not jtu.test_device_matches(["cpu", "gpu"]):
          self.skipTest(
              f"DLPack not supported on {jtu.device_under_test()}"
          )
  
imports: import unittest
  from absl.testing import absltest
  import jax
  import jax.dlpack
  import jax.numpy
  from jax._src import config
  from jax._src import test_util
  from jax._src import xla_bridge
  from jax._src.lib import xla_extension_version
  import numpy
label_desc: Use image node_id 1 for calling the DLPackTest obj's underlying member method code with example usage: obj.setUp() without return types